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Koninklijke Philips NV
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Philips Gloeilampenfabrieken NV
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Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
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Publication of FR1204916ApublicationCriticalpatent/FR1204916A/en
C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
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FR1204916D1957-10-181958-10-16
Manufacturing process of fused silica objects
ExpiredFR1204916A
(en)